C3132121111133313233121111331333133313331333133313331333133313331311312121131   >>    C313212111113331323312111133133313331333133313331333133313331333131131212113   <<    C3132121111133313233121111331333133313331333133313331333133313331311312121133   >>      C3132121111133313233121111331333133313331333133313331333133313331311312121132   >>